10-day forecast for Westby, MT: 29° to 52°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
52°
Best day: Sunday, November 15
41° · 1.02 in
Worst day: Wednesday, November 18
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1346° / 32°0
Morning33°feels 25°
Afternoon46°feels 40°
Evening37°feels 29°
Overnight34°feels 27°
46 °
Westby, Friday, 13 November
Overcast. High 46°, low 32°.
Pressure29.91 inHg
Wind12.5 mph SE
Humidity66%
Visibility6.2 mi
Dew point33°
Sat, 1447° / 33°0
Morning34°feels 24°
Afternoon47°feels 41°
Evening38°feels 33°
Overnight34°feels 24°
47 °
Westby, Saturday, 14 November
Overcast. High 47°, low 33°.
Pressure29.85 inHg
Wind13.9 mph SE
Humidity66%
Visibility6.2 mi
Dew point34°
Sun, 1552° / 32°0
Morning34°feels 29°
Afternoon52°feels 50°
Evening39°feels 35°
Overnight35°feels 30°
52 °
Westby, Sunday, 15 November
Clear. High 52°, low 32°.
Pressure29.94 inHg
Wind6.2 mph SW
Humidity72%
Visibility6.2 mi
Dew point41°
Mon, 1652° / 34°0
Morning34°feels 32°
Afternoon45°feels 43°
Evening42°feels 40°
Overnight37°feels 33°
52 °
Westby, Monday, 16 November
Overcast. High 52°, low 34°.
Pressure29.94 inHg
Wind4.7 mph SW
Humidity76%
Visibility—
Dew point37°
Tue, 1750° / 39°0
Morning44°feels 39°
Afternoon48°feels 44°
Evening40°feels 38°
Overnight39°feels 34°
50 °
Westby, Tuesday, 17 November
Mostly clear. High 50°, low 39°.
Pressure30.03 inHg
Wind9.2 mph NW
Humidity52%
Visibility—
Dew point31°
Wed, 1841° / 36°1.02
Morning37°feels 31°
Afternoon40°feels 34°
Evening41°feels 35°
Overnight38°feels 32°
41 °
Westby, Wednesday, 18 November
Rain. High 41°, low 36°.
Pressure29.71 inHg
Wind11.1 mph NE
Humidity94%
Visibility—
Dew point38°
Thu, 1940° / 33°0.77
Morning37°feels 29°
Afternoon35°feels 27°
Evening34°feels 24°
Overnight34°feels 25°
40 °
Westby, Thursday, 19 November
Snow. High 40°, low 33°.
Pressure29.91 inHg
Wind16.5 mph N
Humidity99%
Visibility—
Dew point36°
Fri, 2033° / 30°0
Morning32°feels 24°
Afternoon32°feels 26°
Evening32°feels 24°
Overnight30°feels 22°
33 °
Westby, Friday, 20 November
Overcast. High 33°, low 30°.
Pressure30.47 inHg
Wind12.1 mph NE
Humidity79%
Visibility—
Dew point26°
Sat, 2131° / 29°0.13
Morning29°feels 20°
Afternoon30°feels 22°
Evening30°feels 24°
Overnight29°feels 22°
31 °
Westby, Saturday, 21 November
Light snow. High 31°, low 29°.
Pressure30.15 inHg
Wind11 mph E
Humidity91%
Visibility—
Dew point28°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Westby, MT around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.